public static string NullButNotEmpty(string value, string parameterName)
{
if (!ReferenceEquals(value, null) &&
(value.Length == 0))
{
NotEmpty(parameterName, nameof(parameterName));
throw new ArgumentException(ResX.ArgumentIsEmpty(parameterName));
}
return(value);
}
public static string NotEmpty(string value, string parameterName)
{
Exception e = null;
if (ReferenceEquals(value, null))
{
e = new ArgumentNullException(parameterName);
}
else if (value.Trim().Length == 0)
{
e = new ArgumentException(ResX.ArgumentIsEmpty(parameterName));
}
if (e != null)
{
NotEmpty(parameterName, nameof(parameterName));
throw e;
}
return(value);
}